HUT74340A - Directly heated cathode structure - Google Patents

Directly heated cathode structure

Info

Publication number
HUT74340A
HUT74340A HU9503581A HU9503581A HUT74340A HU T74340 A HUT74340 A HU T74340A HU 9503581 A HU9503581 A HU 9503581A HU 9503581 A HU9503581 A HU 9503581A HU T74340 A HUT74340 A HU T74340A
Authority
HU
Hungary
Prior art keywords
cathode structure
directly heated
heated cathode
directly
heated
Prior art date
Application number
HU9503581A
Other languages
Hungarian (hu)
Other versions
HU217163B (en
HU9503581D0 (en
Inventor
Bong-Uk Jeong
Chang-Seob Kim
Sang-Kyun Kim
Seok-Bong Son
Original Assignee
Samsung Display Devices Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Display Devices Co Ltd filed Critical Samsung Display Devices Co Ltd
Publication of HU9503581D0 publication Critical patent/HU9503581D0/en
Publication of HUT74340A publication Critical patent/HUT74340A/en
Publication of HU217163B publication Critical patent/HU217163B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
HU9503581A 1994-12-28 1995-12-14 Directly heated cathode structure HU217163B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940038313A KR0161381B1 (en) 1994-12-28 1994-12-28 Straight line type cathode structure

Publications (3)

Publication Number Publication Date
HU9503581D0 HU9503581D0 (en) 1996-02-28
HUT74340A true HUT74340A (en) 1996-12-30
HU217163B HU217163B (en) 1999-11-29

Family

ID=19404572

Family Applications (1)

Application Number Title Priority Date Filing Date
HU9503581A HU217163B (en) 1994-12-28 1995-12-14 Directly heated cathode structure

Country Status (12)

Country Link
US (1) US5703429A (en)
EP (1) EP0720197B1 (en)
JP (1) JPH08222118A (en)
KR (1) KR0161381B1 (en)
CN (1) CN1070636C (en)
CZ (1) CZ287086B6 (en)
DE (1) DE69515454T2 (en)
ES (1) ES2129303B1 (en)
HU (1) HU217163B (en)
MY (1) MY120495A (en)
RU (1) RU2143150C1 (en)
TW (1) TW343343B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980015941A (en) * 1996-08-24 1998-05-25 손욱 Straight cathode structure and method of manufacturing the same
KR19980020320A (en) * 1996-09-06 1998-06-25 손욱 Direct type cathode for cathode ray tube and manufacturing method
UA28130C2 (en) * 1998-11-09 2000-10-16 Товариство З Обмеженою Відповідальністю "Нікос-Еко" Straight filament cathode pack for electron-beam tubes
US7791047B2 (en) * 2003-12-12 2010-09-07 Semequip, Inc. Method and apparatus for extracting ions from an ion source for use in ion implantation

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1614566B1 (en) * 1967-07-17 1970-11-05 Siemens Ag Indirectly heated supply cathode, especially MK cathode
US3671792A (en) * 1969-10-29 1972-06-20 Itt Fast warm-up indirectly heated cathode structure
US4165473A (en) * 1976-06-21 1979-08-21 Varian Associates, Inc. Electron tube with dispenser cathode
NL7905542A (en) * 1979-07-17 1981-01-20 Philips Nv DELIVERY CATHOD.
JPS5652835A (en) * 1979-10-01 1981-05-12 Hitachi Ltd Impregnated cathode
JPS6059641A (en) * 1983-09-09 1985-04-06 Nec Corp Device for producing electron beam
JPH0630214B2 (en) * 1984-04-02 1994-04-20 バリアン・アソシエイツ・インコーポレイテツド Impregnated cathode and manufacturing method thereof
JPS61163532A (en) * 1985-01-11 1986-07-24 Toshiba Corp Impregnated cathode body structure
JPS61163432A (en) * 1985-01-15 1986-07-24 Nec Corp Connecting system between computer and printer
JPS61195539A (en) * 1985-02-25 1986-08-29 Hitachi Ltd Impregnated cathode structure
JPS61216222A (en) * 1985-03-22 1986-09-25 Toshiba Corp Impregnated type cathode composition
JPS6151723A (en) * 1985-06-28 1986-03-14 Hitachi Ltd Directly heating impregnated cathode structure
CH672860A5 (en) * 1986-09-29 1989-12-29 Balzers Hochvakuum
US4823044A (en) * 1988-02-10 1989-04-18 Ceradyne, Inc. Dispenser cathode and method of manufacture therefor
JPH01235123A (en) * 1988-03-16 1989-09-20 Hitachi Ltd Impregnated type cathode and manufacture thereof
JPH01236538A (en) * 1988-03-16 1989-09-21 Hitachi Ltd Impregnated negative electrode structure
KR930007461B1 (en) * 1991-04-23 1993-08-11 주식회사 금성사 Method of making a dispenser type cathode

Also Published As

Publication number Publication date
DE69515454T2 (en) 2000-09-07
HU217163B (en) 1999-11-29
CZ287086B6 (en) 2000-09-13
CN1133482A (en) 1996-10-16
US5703429A (en) 1997-12-30
EP0720197A1 (en) 1996-07-03
CZ349195A3 (en) 1996-07-17
TW343343B (en) 1998-10-21
ES2129303A1 (en) 1999-06-01
JPH08222118A (en) 1996-08-30
KR960026002A (en) 1996-07-20
MY120495A (en) 2005-11-30
DE69515454D1 (en) 2000-04-13
CN1070636C (en) 2001-09-05
ES2129303B1 (en) 2000-01-01
HU9503581D0 (en) 1996-02-28
KR0161381B1 (en) 1998-12-01
RU2143150C1 (en) 1999-12-20
EP0720197B1 (en) 2000-03-08

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Legal Events

Date Code Title Description
MM4A Lapse of definitive patent protection due to non-payment of fees